SBB Practice Test Review Questions and Answers Update

SBB Practice Test Review Questions and Answers Updated
When preparing cryoprecipitate from plasma, the cryoprecipitate must be refrozen within? - √√1 hour
Donated blood may not be used for allogeneic transfusion when HCV testing shows? - ✔✔EIA initial
testing reactive, and one of the duplicate repeat results is reactive
The following hepatitis B testing results indicates: HBsAg: Nonreactive, Anti-HBc: Reactive, Anti-HBs: Reactive, RNA HBV: nonreactive. - ✓✓ Recurring infection (CDC says immune due to natural infection)
The antigen that occurs in approximately 20% of individuals of African ethnicity is? - ✔✔Js a